H01M 2300/0011
Sulfuric acid-based
H01M2300/0011 (Sulfuric acid-based) appears on 184 US grants and 242 published applications in this corpus.
Search patents in H01M- Granted patents
- 184
- Published applications
- 242
- Assignees
- 166
- Inventors
- 566
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 3 |
| 2002 | 1 | 5 |
| 2003 | 10 | 8 |
| 2004 | 4 | 9 |
| 2005 | 5 | 4 |
| 2006 | 7 | 5 |
| 2007 | 3 | 5 |
| 2008 | 2 | 0 |
| 2009 | 1 | 3 |
| 2010 | 1 | 1 |
| 2011 | 1 | 5 |
| 2012 | 1 | 7 |
| 2013 | 0 | 2 |
| 2014 | 2 | 10 |
| 2015 | 5 | 16 |
| 2016 | 8 | 9 |
| 2017 | 8 | 7 |
| 2018 | 5 | 9 |
| 2019 | 10 | 23 |
| 2020 | 11 | 18 |
| 2021 | 8 | 11 |
| 2022 | 12 | 17 |
| 2023 | 8 | 18 |
| 2024 | 19 | 19 |
| 2025 | 8 | 16 |
| 2026 | 5 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Graphite and dispersant additives for battery paste compositions6 Oct 2026US 12,755,968 B2The Curators of the University of Missouri
- Sheet-type air cell, method for manufacturing the same, and patch15 Sep 2026US 12,738,571 B2Maxell, Ltd.
- Zinc-iodine battery12 May 2026US 12,626,958 B2The Regents of the University of California
- Flow battery systems and methods of using the same3 Mar 2026US 12,567,597 B2University of Kansas
- Lead acid electrochemical cells with pumped electrolytes and methods of making and using the same3 Mar 2026US 12,567,599 B2Uchicago Argonne, LLC
- Structural battery integration for prosthetic devices24 Sep 2026US 2026/0290790 A1University of Central Florida Research Foundation, Inc.
- Improved flooded battery cells24 Sep 2026US 2026/0290924 A1Philadelphia Scientific LLC
- A process for the purification of graphitic material10 Sep 2026US 2026/0265066 A1Hazer Group Ltd.
- Hydrogel and Method of Preparing the Same3 Sep 2026US 2026/0258206 A1
- Zinc-iodine battery20 Aug 2026US 2026/0245980 A1The Regents of the University of California
Most cited
By later US patents
- Polyethylene separator for energy storage cell97US 6,242,127 B1Microporous Products, L.P. · 2001
- Platinum alloy electrocatalyst72US 5,024,905 AN. E. Chemcat Corporation · 1991
- Generation of electricity with fuel cell using alcohol fuel71US 5,132,193 APhysical Sciences, Inc. · 1992
- Battery element containing efficiency improving additives49US 6,268,081 B1Ensci, Inc. · 2001
- Liquid fuel cell48US 4,629,664 AHitachi, Ltd. · 1986